max9789a Maxim Integrated Products, Inc., max9789a Datasheet - Page 24

• Manufacturer Part Number: max9789a
• Description: Windows Vista-compliant, Stereo Class Ab Speaker Amplifiers And Directdrive Headphone Amplifiers Integrated Products
• Manufacturer: Maxim Integrated Products, Inc.

Windows Vista-Compliant, Stereo Class AB Speaker
Amplifiers and DirectDrive Headphone Amplifiers
24
SPKR_INR
SPKR_INL
TOP VIEW
______________________________________________________________________________________
HP_INR
HP_INL
LDO_OUT
*EP = EXPOSED PADDLE
HP_INR
HP_INL
GAIN1
GAIN2
MUTE
GND
V
DD
SPEAKER SUPPLY
Simplified Block Diagrams
MAX9790A
SPKR_EN
HP_EN
MUTE
4.5V TO 5.5V
GAIN1
GAIN2
25
26
27
28
29
30
31
32
24
1
+
23
2
HEADPHONE SUPPLY
22
3
3.0V TO 5.5V
MAX9789A
TQFN
21
4
20
5
19
6
(continued)
EP*
18
7
17
8
16 HPL
15 HPR
14
13
12
11
10
9
PV
CPV
C1N
CPGND
C1P
CPV
SS
SS
DD
*EP = EXPOSED PADDLE
PROCESS: BiCMOS
HP_INR
HP_INL
GAIN1
GAIN2
MUTE
GND
N.C.
V
DD
25
26
27
29
30
31
32
28
24
1
+
23
2
22
3
MAX9790A
21
TQFN
4
Pin Configurations
20
5
Chip Information
19
6
EP*
18
7
17
8
16 HPL
15 HPR
14
13
12
11
10
9
PV
CPV
C1N
CPGND
C1P
CPV
SS
SS
DD